Developer Tools & Utilities

Access free online tools for formatting, testing, debugging, and generating code faster. Enhance your productivity as a developer.

Browse Tool Categories Popular Tools

Trending Developer Tools

Postman

API testing and collaboration tool for developers

Popularity: 90%

GitHub

Code hosting platform for version control and collaboration

Popularity: 88%

Visual Studio Code

Popular open-source code editor with extensions support

Popularity: 85%

Figma

Collaborative interface design tool for teams

Popularity: 80%

Docker

Platform for developing, shipping, and running applications in containers

Popularity: 82%

Chrome DevTools

Built-in developer tools for debugging and profiling web pages

Popularity: 78%

Developer Tools Categories

Code Formatters

Beautify your HTML, CSS, JS, and more.

HTML Formatter
CSS Beautifier
JS Prettifier

Explore Formatters

Code Converters

Transform one format to another instantly.

JSON ↔ XML
Markdown ↔ HTML
CSS ↔ SCSS

Browse Converters

Generators

Generate secure passwords, hashes, UUIDs, and more.

Password Generator
Hash Generator
UUID Generator

Use Generators

Validators

Quickly validate your code and input formats.

JSON Validator
HTML Validator
Regex Tester

Check Validity

Debugging Tools

Inspect, debug and analyze your code faster.

JSON Viewer
Minifier Tester
Base64 Decoder

Start Debugging

Encoders & Decoders

Base64, URL, JWT, HTML and more.

Base64 Encode/Decode
URL Encoder/Decoder
JWT Decoder

Encode & Decode

Featured Developer Tools

JSON Formatter & Validator

Beautify and validate your JSON data for quick debugging and readability.

Formatter Free Tool

Use Tool

UUID Generator

Generate secure and unique UUIDs for your apps, APIs, and databases.

Generator Open Source

Generate Now

Base64 Encoder/Decoder

Quickly encode or decode Base64 strings for use in headers or data URLs.

Encoder Free Utility

Try Tool

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